TWENTY-SEVENTH ANNUAL MEETING. 141 



A. geniculatus L. Spec. 60 (1753). In Europae uliginosis. Republic, Pot- 

 tawatomie, Riley. 



SPOROBOLUS R. Br. Prod. Fl. Nov. Holl. 169 (1810). "Obs.— Genus 

 afRnitate agrostidi praesertim A. virginicae L. proximum, ad quod praeter 

 sequentes referenda est agrostis diandra." Three species are described, S. 

 indicus, elongatus, pulchellus. 



S. airoides (Torr.) Torr. Pac. R. R. Rep. 7: part 3, 21 (1856). Agrostis 

 airoides Torr. Ann. Lye. N. Y., II, 151 (1826). "On the branches of the 

 Arkansas, near the Rocky Mountains." East and north to Hamilton, Barton, 

 Reno. 



S. asper (Michx.) "Kunth. Gram. 1, 68." Ex Kunth, Enum. 1: 210 (1833) 

 Agrostis aspera Michx. Fl. I, 52 (1803). "In collibus rupibusque regionis 

 Illinoensis." West to Clark, Gove, Phillips. 



S. asperifolius (Nees and Meyen) Thurb., in Wats. Bot. Calif. 2: 269 (1880). 

 Vilfa asperifolia Nees and Meyen, in Trin. Mem. Acad. St. Petersb., Ser. VI, 

 5: 95 (1840). Chile; Rio Magno. Clark, Rice, Barber, Cloud, Republic, Rooks, 

 Trego. 



S. brevifolius (Nutt.) Scribn. Mem. Torr. Bot, Club, 5: 39 (1894). Agrostis 

 brevifolius Nutt. Gen. 1: 44 (1818). "In sterile, naked plains and arid, 

 argillaceous soils, near Fort Mandan, on the Missouri." Riley, Saline, Rooks. 



S. cryptandrus (Torr.) Gray. Man., Ed. I, 576 (1848). Agrostis cryptan- 

 drus Torr., in Ann. Lye. N. Y., II, 151 (1826). On the Canadian river. Com- 

 mon in sandy soil. 



S. depauperatus (Torr.) Scribn. Bull. Torr. Bot. Club, 9: 103 (1882). Vilfa 

 depauperata Torr. ("Mst") in Hook. Fl. Bor. Am., 2: 257 (1840). N. W. 

 America. Barren, sandy parts of the Columbia, from Menzies island up- 

 wards. Douglas. Finney county. 



S. heterolepis (Gray) Gray, Man. 576 (1848). Vilfa heterolepis. Gray, "Ann, 

 Lye. N. Y. 3: 233 (1835)." Pottawatomie, Riley, Morris. 



S. minor Vasey, in Gray Man., Ed. 6, 646 (1890). Nemaha county. 



S. pilosus Vasey. Bot. Gaz. 16: 26 (1891). Hamilton, Rush, Lane. 



S. texanus Vasey. Contr. Nat. Herb. 1: 57 (1890). Rice county. 



S. vaginaeflorus (Torr.) Vasey. Cat. Grasses U. S. 45 (1885). Vilfa va- 

 ginaeflorus Torr., in Gray Gram, et Cyp. 1: No. 3 (1834). New Jersey. Agros- 

 tis virginica. Muhl. Gram. 74 (1817). "Habitat in aridis, floret Sept. Penns., 

 Carolina, Georgia. A. virginicae L. Afflnis sed ab. A. pungente diversa." 

 West to Stafford and Rooks. 



CINNA L. Spec. PI. 5 (1753); Gen. PL, Ed. 5: 6 (1754). One species as 

 below. 



C. arundinacea L. Spec. 5 (1753). In Canada. Miami, Pottawatomie. 

 Riley, Labette. 



AGROSTIS L. Spec. PI. 61 (1753); Gen. PI., Ed. 5: 30 (1754). Includes 12 

 species, only A. virginica being American. 



A. alba L. spec. 63 (1753). In Europae nemoribus. West to Barber, Reno. 

 Republic; introduced or escaped. 



A. hiemalis (Walt.) B.S.P. Prel. Cat. N. Y. 68 (1888). Cornucopiae hie- 

 malis Walt. Fl. Car. 74 (1788). "Culmo erecto, paniculo diffusa verticillata 

 foliis augustis subteretibus." West to Rooks and Cowley. 



CALAMAGROSTIS Adans. Fam. PI. 2: 31 (1763). No species described. 



C. canadensis (Michx.) Beauv. Agrost. 15 (1812). It is doubtful if Beau- 

 vois should be cited as the author of this combination. He gives as a syn- 



